The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 23, 1988
Filed:
Oct. 22, 1984
Applicant:
Inventor:
Haruyoshi Fujiwara, Mihara, JP;
Assignee:
Mitsubishi Jukogyo Jabushiki Kaisha, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D21F / ;
U.S. Cl.
CPC ...
162343 ; 162344 ; 162347 ;
Abstract
A head box in a paper machine, characterized in that a flow path having a repeatedly and alternately narrowing and broadening cross-section configuration is formed within a slice chamber delimited by a top plate and a bottom plate converging towards a slip lip.
Fujiwara, Haruyoshi. (1988). Flow restraining elements in the headbox of a paper machine (U.S. Patent No. 4765868). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4765868
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile